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The issue we are currently encountering is the inaccurate retrieval of adjustable parameters (ISO, Iris, Shutter Speed) on Sony cameras.
Description of inaccurate ISO retrieval:
We conducted the tests using the A7M3 in manual mode. The ISO range displayed by the A7M3 does not match the range obtained via gphoto2, as shown below:
A7M3 displayed ISO range:
AUTO 50 60 64 80 100 125 160 200 250 320 400 500 640 800 1000 1250
1600 2000 2500 3200 4000 5000 6400 8000 10000 12800 16000
20000 25600 32000 40000 51200 64000 80000 102400 128000
160000 204800
Gpohto2 displayed ISO range:
AUTO 50 60 64 80 100 125 160 200 250 320 400 500 640 800 1000 1250
1600 2000 2500 3200 4000 5000 6400 8000 10000 12800 16000
20000 25600 32000 40000 51200 64000 80000 102400 128000
160000 204800 256000 320000 409600
We have found that the range obtained using gphoto2 is broader than the actual range displayed by the A7M3. We hope to obtain a range that is consistent with
what is shown on the A7M3. (The command used is gphoto2 --get-config iso.)
Description of inaccurate F-Number retrieval:
We observed that the aperture values displayed by the A7M3 differ at various focal lengths, but the range of aperture values obtained using gphoto2 remains unchanged.
The A7M3 supports f-number values from f/3.5 to f/32 when using a lens with a focal length of 28mm;
The A7M3 supports f-number values from f/5.6 to f/36 when using a lens with a focal length of 70mm;
However, the f-number values obtained using gphoto2 do not change with different focal lengths and always display a range of f/1 to f/64.
(The command used is gphoto2 --get-config f-number.)
Description of inaccurate ShutterSpeed retrieval:
Similar to ISO and F-Number, the range of ShutterSpeed obtained using gphoto2 is broader than the range supported by the A7M3.
We urgently need your valuable advice to obtain the correct parameter ranges. Thank you in advance for Sony's assistance.
Name the camera
ILCE-7M3, ILCE-7M4, FX3
libgphoto2 and gphoto2 version
output of: the lastest master branch
To Reproduce
Steps to reproduce the behavior:
When reproducing with the commandline tool, attach debugout using --debug --debug-logfile=debug.log if considered useful.
The text was updated successfully, but these errors were encountered:
Describe the bug
Name the camera
ILCE-7M3, ILCE-7M4, FX3
libgphoto2 and gphoto2 version
output of: the lastest master branch
To Reproduce
Steps to reproduce the behavior:
When reproducing with the commandline tool, attach debugout using --debug --debug-logfile=debug.log if considered useful.
The text was updated successfully, but these errors were encountered: